/* ════════════════════════════════════════
           HERO DO PRODUTO
        ════════════════════════════════════════ */
        .prod-hero {
            position: relative;
            background:
                linear-gradient(105deg, rgba(0,0,0,0.90) 0%, rgba(10,4,4,0.72) 60%, rgba(0,0,0,0.45) 100%),
                var(--color-neutral-3);
            min-height: 310px;
            display: flex;
            align-items: center;
            overflow: hidden;
            border-bottom: 1px solid rgba(196,30,58,0.2);
        }

        .prod-hero-glow {
            position: absolute;
            top: 50%; left: 30%;
            transform: translate(-50%, -50%);
            width: 700px; height: 350px;
            background: radial-gradient(ellipse, rgba(196,30,58,0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .prod-hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
        }

        .prod-hero-text {
            flex: 1;
            min-width: 0;
        }

        .prod-hero-title {
            font-family: var(--font-heading);
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 700;
            color: var(--color-white);
            margin: 0.4rem 0 0.75rem;
            line-height: 1.2;
        }

        .prod-hero-sub {
            color: rgba(255,255,255,0.65);
            font-size: 1rem;
            line-height: 1.75;
            max-width: 600px;
            margin: 0;
        }

        /* ════════════════════════════════════════
           LAYOUT: MAIN + SIDEBAR
        ════════════════════════════════════════ */
        .prod-layout {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 2.5rem;
            align-items: start;
            padding-top: 2.5rem;
            padding-bottom: 3rem;
        }

        /* ════════════════════════════════════════
           MAIN CONTENT
        ════════════════════════════════════════ */
        .prod-main {
            display: flex;
            flex-direction: column;
            gap: 1.75rem;
            min-width: 0;
        }

        .prod-content p {
            color: var(--color-text-muted);
            line-height: 1.85;
            font-size: 0.945rem;
            margin-bottom: 1rem;
        }

        .prod-content p:last-child { margin-bottom: 0; }
        .prod-content strong { color: var(--color-text); }

        /* ── Norma Card ── */
        .prod-norm-card {
            background: var(--color-neutral-2);
            border: 1px solid var(--color-border-subtle);
            border-left: 4px solid var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
        }

        .prod-norm-card--alt {
            border-left-color: #555;
        }

        /* ── Galeria de aplicação ──
           Fotos do produto em uso, abaixo do card da norma. São verticais
           (9:16) e apareciam altas demais ocupando a largura toda, então
           a galeria é limitada a 60% e centralizada: encolhe nas duas
           dimensões, mantendo a proporção das fotos intacta. */
        .prod-gallery {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
            margin-top: 1.5rem;
            align-items: start;
            /* Três fotos por linha. A largura acompanha o número de colunas
               para cada foto continuar do mesmo tamanho de quando eram duas
               a 60% — a proporção 9:16 é preservada porque a altura é auto.
               Ajuste este valor para aumentar ou diminuir a galeria inteira. */
            max-width: 90%;
            margin-left: auto;
            margin-right: auto;
        }

        .prod-gallery-img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-subtle);
        }

        .prod-norm-badge {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            padding: 0.2rem 0.6rem;
            border-radius: var(--radius-sm);
            margin-bottom: 0.75rem;
        }

        .prod-norm-badge--neutral {
            background: var(--color-text-muted);
        }

        .prod-norm-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 0.75rem;
        }

        .prod-norm-text {
            font-size: 0.875rem;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: 0.75rem;
        }

        .prod-norm-text:last-child { margin-bottom: 0; }

        /* ── Highlight Block (Fogo Repentino) ── */
        .prod-highlight-block {
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
            background: var(--color-neutral-2);
            border: 1px solid var(--color-border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
        }

        .prod-highlight-icon {
            font-size: 2rem;
            flex-shrink: 0;
        }

        .prod-highlight-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 0.5rem;
        }

        .prod-highlight-text {
            font-size: 0.875rem;
            color: var(--color-text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* ════════════════════════════════════════
           SIDEBAR DE PRODUTOS
        ════════════════════════════════════════ */
        .prod-sidebar-inner {
            background: var(--color-surface);
            border: 1px solid var(--color-border-subtle);
            border-radius: var(--radius-xl);
            overflow: hidden;
            position: sticky;
            top: calc(var(--header-height) + 1.25rem);
            box-shadow: var(--shadow-sm);
        }

        .prod-sidebar-header {
            padding: 0.875rem 1.25rem;
            font-size: 0.68rem;
            font-weight: 700;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            color: var(--color-text-faint);
            background: var(--color-neutral-2);
            border-bottom: 1px solid var(--color-border-subtle);
        }

        .prod-sidebar-nav {
            display: flex;
            flex-direction: column;
        }

        .prod-sidebar-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.8rem 1.25rem;
            text-decoration: none;
            border-bottom: 1px solid var(--color-border-subtle);
            transition: background var(--transition-fast);
            position: relative;
        }

        .prod-sidebar-item:last-child { border-bottom: none; }

        .prod-sidebar-item:hover {
            background: rgba(196,30,58,0.06);
        }

        .prod-sidebar-item.is-active {
            background: rgba(196,30,58,0.08);
            border-left: 3px solid var(--color-primary);
            padding-left: calc(1.25rem - 3px);
        }

        .prod-sidebar-icon {
            font-size: 1.25rem;
            flex-shrink: 0;
            width: 28px;
            text-align: center;
        }

        .prod-sidebar-text {
            display: flex;
            flex-direction: column;
            flex: 1;
            min-width: 0;
        }

        .prod-sidebar-name {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.3;
        }

        .prod-sidebar-item.is-active .prod-sidebar-name {
            color: var(--color-primary);
        }

        .prod-sidebar-norm {
            font-size: 0.68rem;
            color: var(--color-text-faint);
            margin-top: 0.15rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ════════════════════════════════════════
           RESPONSIVO
        ════════════════════════════════════════ */
        @media (max-width: 1024px) {
            .prod-layout {
                grid-template-columns: 1fr;
            }

            .prod-sidebar {
                order: -1;
            }

            .prod-sidebar-inner {
                position: static;
            }

            .prod-sidebar-nav {
                display: grid;
                grid-template-columns: repeat(3, 1fr);
            }

            .prod-sidebar-item {
                flex-direction: column;
                align-items: center;
                text-align: center;
                padding: 0.75rem 0.5rem;
                border-bottom: none;
                border-right: 1px solid var(--color-border-subtle);
            }

            .prod-sidebar-item.is-active {
                border-left: none;
                border-bottom: 3px solid var(--color-primary);
                padding-left: 0.5rem;
            }

            .prod-sidebar-norm { display: none; }
        }

        @media (max-width: 768px) {
            .prod-hero-inner { flex-direction: column; text-align: center; }

            /* No celular a coluna já é estreita: três fotos lado a lado
               ficariam com ~100px de largura, ilegíveis. Cai para duas
               colunas (2 + 1) e usa a largura toda. */
            .prod-gallery {
                grid-template-columns: 1fr 1fr;
                max-width: 100%;
            }

            .prod-sidebar-nav { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 480px) {
            .prod-sidebar-nav { grid-template-columns: repeat(2, 1fr); }
            .prod-sidebar-icon { font-size: 1.5rem; }
        }